1 //================================================================================================= 2 /*! 3 // \file blaze/math/expressions/DeclExpr.h 4 // \brief Header file for the DeclExpr base class 5 // 6 // Copyright (C) 2012-2020 Klaus Iglberger - All Rights Reserved 7 // 8 // This file is part of the Blaze library. You can redistribute it and/or modify it under 9 // the terms of the New (Revised) BSD License. Redistribution and use in source and binary 10 // forms, with or without modification, are permitted provided that the following conditions 11 // are met: 12 // 13 // 1. Redistributions of source code must retain the above copyright notice, this list of 14 // conditions and the following disclaimer. 15 // 2. Redistributions in binary form must reproduce the above copyright notice, this list 16 // of conditions and the following disclaimer in the documentation and/or other materials 17 // provided with the distribution. 18 // 3. Neither the names of the Blaze development group nor the names of its contributors 19 // may be used to endorse or promote products derived from this software without specific 20 // prior written permission. 21 // 22 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 23 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 25 // SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 27 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 28 // BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 30 // ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 31 // DAMAGE. 32 */ 33 //================================================================================================= 34 35 #ifndef _BLAZE_MATH_EXPRESSIONS_DECLEXPR_H_ 36 #define _BLAZE_MATH_EXPRESSIONS_DECLEXPR_H_ 37 38 39 //************************************************************************************************* 40 // Includes 41 //************************************************************************************************* 42 43 #include <blaze/math/expressions/Expression.h> 44 45 46 namespace blaze { 47 48 //================================================================================================= 49 // 50 // CLASS DEFINITION 51 // 52 //================================================================================================= 53 54 //************************************************************************************************* 55 /*!\brief Base class for all matrix for-each expression templates. 56 // \ingroup math 57 // 58 // The DeclExpr class serves as a tag for all expression templates that represent an explicit 59 // declaration operation. All classes, that represent a declaration operation and that are used 60 // within the expression template environment of the Blaze library have to derive publicly from 61 // this class in order to qualify as declaration expression template. Only in case a class is 62 // derived publicly from the DeclExpr base class, the IsDeclExpr type trait recognizes the class 63 // as valid declaration expression template. 64 */ 65 template< typename T > // Base type of the expression 66 struct DeclExpr 67 : public Expression<T> 68 {}; 69 //************************************************************************************************* 70 71 } // namespace blaze 72 73 #endif 74